public function PHPExcel_Shared_OLE_PPS_Root::_saveBbd in Loft Data Grids 7.2

Same name and namespace in other branches

1. 6.2 vendor/phpoffice/phpexcel/Classes/PHPExcel/Shared/OLE/PPS/Root.php \PHPExcel_Shared_OLE_PPS_Root::_saveBbd()

* Saving Big Block Depot * * @access public *

Parameters

integer $iSbdSize: * @param integer $iBsize * @param integer $iPpsCnt

1 call to PHPExcel_Shared_OLE_PPS_Root::_saveBbd()

PHPExcel_Shared_OLE_PPS_Root::save in vendor/phpoffice/phpexcel/Classes/PHPExcel/Shared/OLE/PPS/Root.php

* Method for saving the whole OLE container (including files). * In fact, if called with an empty argument (or '-'), it saves to a * temporary file and then outputs it's contents to stdout. * If a resource pointer to a stream created…

File

vendor/phpoffice/phpexcel/Classes/PHPExcel/Shared/OLE/PPS/Root.php, line 387

Class

PHPExcel_Shared_OLE_PPS_Root

Class for creating Root PPS's for OLE containers

Code

public function _saveBbd($iSbdSize, $iBsize, $iPpsCnt) {
  $FILE = $this->_FILEH_;

  // Calculate Basic Setting
  $iBbCnt = $this->_BIG_BLOCK_SIZE / PHPExcel_Shared_OLE::OLE_LONG_INT_SIZE;
  $i1stBdL = ($this->_BIG_BLOCK_SIZE - 0x4c) / PHPExcel_Shared_OLE::OLE_LONG_INT_SIZE;
  $iBdExL = 0;
  $iAll = $iBsize + $iPpsCnt + $iSbdSize;
  $iAllW = $iAll;
  $iBdCntW = floor($iAllW / $iBbCnt) + ($iAllW % $iBbCnt ? 1 : 0);
  $iBdCnt = floor(($iAll + $iBdCntW) / $iBbCnt) + (($iAllW + $iBdCntW) % $iBbCnt ? 1 : 0);

  // Calculate BD count
  if ($iBdCnt > $i1stBdL) {
    while (1) {
      ++$iBdExL;
      ++$iAllW;
      $iBdCntW = floor($iAllW / $iBbCnt) + ($iAllW % $iBbCnt ? 1 : 0);
      $iBdCnt = floor(($iAllW + $iBdCntW) / $iBbCnt) + (($iAllW + $iBdCntW) % $iBbCnt ? 1 : 0);
      if ($iBdCnt <= $iBdExL * $iBbCnt + $i1stBdL) {
        break;
      }
    }
  }

  // Making BD
  // Set for SBD
  if ($iSbdSize > 0) {
    for ($i = 0; $i < $iSbdSize - 1; ++$i) {
      fwrite($FILE, pack("V", $i + 1));
    }
    fwrite($FILE, pack("V", -2));
  }

  // Set for B
  for ($i = 0; $i < $iBsize - 1; ++$i) {
    fwrite($FILE, pack("V", $i + $iSbdSize + 1));
  }
  fwrite($FILE, pack("V", -2));

  // Set for PPS
  for ($i = 0; $i < $iPpsCnt - 1; ++$i) {
    fwrite($FILE, pack("V", $i + $iSbdSize + $iBsize + 1));
  }
  fwrite($FILE, pack("V", -2));

  // Set for BBD itself ( 0xFFFFFFFD : BBD)
  for ($i = 0; $i < $iBdCnt; ++$i) {
    fwrite($FILE, pack("V", 0xfffffffd));
  }

  // Set for ExtraBDList
  for ($i = 0; $i < $iBdExL; ++$i) {
    fwrite($FILE, pack("V", 0xfffffffc));
  }

  // Adjust for Block
  if (($iAllW + $iBdCnt) % $iBbCnt) {
    $iBlock = $iBbCnt - ($iAllW + $iBdCnt) % $iBbCnt;
    for ($i = 0; $i < $iBlock; ++$i) {
      fwrite($FILE, pack("V", -1));
    }
  }

  // Extra BDList
  if ($iBdCnt > $i1stBdL) {
    $iN = 0;
    $iNb = 0;
    for ($i = $i1stBdL; $i < $iBdCnt; $i++, ++$iN) {
      if ($iN >= $iBbCnt - 1) {
        $iN = 0;
        ++$iNb;
        fwrite($FILE, pack("V", $iAll + $iBdCnt + $iNb));
      }
      fwrite($FILE, pack("V", $iBsize + $iSbdSize + $iPpsCnt + $i));
    }
    if (($iBdCnt - $i1stBdL) % ($iBbCnt - 1)) {
      $iB = $iBbCnt - 1 - ($iBdCnt - $i1stBdL) % ($iBbCnt - 1);
      for ($i = 0; $i < $iB; ++$i) {
        fwrite($FILE, pack("V", -1));
      }
    }
    fwrite($FILE, pack("V", -2));
  }
}